[webkit-dev] Disjointed selection ranges

Glenn Adams glenn at skynav.com
Tue Aug 14 13:14:04 PDT 2012

On Tue, Aug 14, 2012 at 12:25 PM, Ryosuke Niwa <rniwa at webkit.org> wrote:

> On Tue, Aug 14, 2012 at 11:51 AM, Shezan Baig <shezbaig.wk at gmail.com>wrote:
>> We are using embedded WebKit in our application, and we need to be
>> able to use disjointed selection ranges for table editing.  I was
>> wondering whether anybody is currently working on implementing this,
>> and is there any bug number for it?  If not, I will attempt to
>> implement it based on the approach described by Eric in [1] and [2].
> I don't think we should implement general multi-range selection. It causes
> all sorts of hell in editing.

keep in mind that you need this or something much like it to handle correct
selection in some complex scripts (e.g., indic scripts) as well as bidi

for example, a single displayed ligature glyph may map to multiple
*disjoint* characters in the original unicode text
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